test(server): auth tests (#6135)

packages/backend/server/tests/auth/controller.spec.ts

@@ -0,0 +1,164 @@
+import { HttpStatus, INestApplication } from '@nestjs/common';
+import { PrismaClient } from '@prisma/client';
+import ava, { TestFn } from 'ava';
+import Sinon from 'sinon';
+import request from 'supertest';
+
+import { AuthModule, CurrentUser } from '../../src/core/auth';
+import { AuthService } from '../../src/core/auth/service';
+import { FeatureModule } from '../../src/core/features';
+import { UserModule, UserService } from '../../src/core/user';
+import { MailService } from '../../src/fundamentals';
+import { createTestingApp, getSession, sessionCookie } from '../utils';
+
+const test = ava as TestFn<{
+  auth: AuthService;
+  user: UserService;
+  u1: CurrentUser;
+  db: PrismaClient;
+  mailer: Sinon.SinonStubbedInstance<MailService>;
+  app: INestApplication;
+}>;
+
+test.beforeEach(async t => {
+  const { app } = await createTestingApp({
+    imports: [FeatureModule, UserModule, AuthModule],
+    tapModule: m => {
+      m.overrideProvider(MailService).useValue(
+        Sinon.createStubInstance(MailService)
+      );
+    },
+  });
+
+  t.context.auth = app.get(AuthService);
+  t.context.user = app.get(UserService);
+  t.context.db = app.get(PrismaClient);
+  t.context.mailer = app.get(MailService);
+  t.context.app = app;
+
+  t.context.u1 = await t.context.auth.signUp('u1', 'u1@affine.pro', '1');
+});
+
+test.afterEach.always(async t => {
+  await t.context.app.close();
+});
+
+test('should be able to sign in with credential', async t => {
+  const { app, u1 } = t.context;
+
+  const res = await request(app.getHttpServer())
+    .post('/api/auth/sign-in')
+    .send({ email: u1.email, password: '1' })
+    .expect(200);
+
+  const session = await getSession(app, res);
+  t.is(session.user!.id, u1.id);
+});
+
+test('should be able to sign in with email', async t => {
+  const { app, u1, mailer } = t.context;
+
+  // @ts-expect-error mock
+  mailer.sendSignInMail.resolves({ rejected: [] });
+
+  const res = await request(app.getHttpServer())
+    .post('/api/auth/sign-in')
+    .send({ email: u1.email })
+    .expect(200);
+
+  t.is(res.body.email, u1.email);
+  t.true(mailer.sendSignInMail.calledOnce);
+
+  let [signInLink] = mailer.sendSignInMail.firstCall.args;
+  const url = new URL(signInLink);
+  signInLink = url.pathname + url.search;
+
+  const signInRes = await request(app.getHttpServer())
+    .get(signInLink)
+    .expect(302);
+
+  const session = await getSession(app, signInRes);
+  t.is(session.user!.id, u1.id);
+});
+
+test('should be able to sign up with email', async t => {
+  const { app, mailer } = t.context;
+
+  // @ts-expect-error mock
+  mailer.sendSignUpMail.resolves({ rejected: [] });
+
+  const res = await request(app.getHttpServer())
+    .post('/api/auth/sign-in')
+    .send({ email: 'u2@affine.pro' })
+    .expect(200);
+
+  t.is(res.body.email, 'u2@affine.pro');
+  t.true(mailer.sendSignUpMail.calledOnce);
+
+  let [signUpLink] = mailer.sendSignUpMail.firstCall.args;
+  const url = new URL(signUpLink);
+  signUpLink = url.pathname + url.search;
+
+  const signInRes = await request(app.getHttpServer())
+    .get(signUpLink)
+    .expect(302);
+
+  const session = await getSession(app, signInRes);
+  t.is(session.user!.email, 'u2@affine.pro');
+});
+
+test('should not be able to sign in if email is invalid', async t => {
+  const { app } = t.context;
+
+  const res = await request(app.getHttpServer())
+    .post('/api/auth/sign-in')
+    .send({ email: '' })
+    .expect(400);
+
+  t.is(res.body.message, 'Invalid email address');
+});
+
+test('should not be able to sign in if forbidden', async t => {
+  const { app, auth, u1, mailer } = t.context;
+
+  const canSignInStub = Sinon.stub(auth, 'canSignIn').resolves(false);
+
+  await request(app.getHttpServer())
+    .post('/api/auth/sign-in')
+    .send({ email: u1.email })
+    .expect(HttpStatus.PAYMENT_REQUIRED);
+
+  t.true(mailer.sendSignInMail.notCalled);
+
+  canSignInStub.restore();
+});
+
+test('should be able to sign out', async t => {
+  const { app, u1 } = t.context;
+
+  const signInRes = await request(app.getHttpServer())
+    .post('/api/auth/sign-in')
+    .send({ email: u1.email, password: '1' })
+    .expect(200);
+
+  const cookie = sessionCookie(signInRes.headers);
+
+  await request(app.getHttpServer())
+    .get('/api/auth/sign-out')
+    .set('cookie', cookie)
+    .expect(200);
+
+  const session = await getSession(app, signInRes);
+
+  t.falsy(session.user);
+});
+
+test('should not be able to sign out if not signed in', async t => {
+  const { app } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/api/auth/sign-out')
+    .expect(HttpStatus.UNAUTHORIZED);
+
+  t.assert(true);
+});

packages/backend/server/tests/auth/guard.spec.ts

@@ -0,0 +1,131 @@
+import { Controller, Get, HttpStatus, INestApplication } from '@nestjs/common';
+import { APP_GUARD } from '@nestjs/core';
+import ava, { TestFn } from 'ava';
+import Sinon from 'sinon';
+import request from 'supertest';
+
+import {
+  AuthGuard,
+  AuthModule,
+  CurrentUser,
+  Public,
+} from '../../src/core/auth';
+import { AuthService } from '../../src/core/auth/service';
+import { createTestingApp } from '../utils';
+
+@Controller('/')
+class TestController {
+  @Public()
+  @Get('/public')
+  home(@CurrentUser() user?: CurrentUser) {
+    return { user };
+  }
+
+  @Get('/private')
+  private(@CurrentUser() user: CurrentUser) {
+    return { user };
+  }
+}
+
+const test = ava as TestFn<{
+  app: INestApplication;
+  auth: Sinon.SinonStubbedInstance<AuthService>;
+}>;
+
+test.beforeEach(async t => {
+  const { app } = await createTestingApp({
+    imports: [AuthModule],
+    providers: [
+      {
+        provide: APP_GUARD,
+        useClass: AuthGuard,
+      },
+    ],
+    controllers: [TestController],
+    tapModule: m => {
+      m.overrideProvider(AuthService).useValue(
+        Sinon.createStubInstance(AuthService)
+      );
+    },
+  });
+
+  t.context.auth = app.get(AuthService);
+  t.context.app = app;
+});
+
+test.afterEach.always(async t => {
+  await t.context.app.close();
+});
+
+test('should be able to visit public api if not signed in', async t => {
+  const { app } = t.context;
+
+  const res = await request(app.getHttpServer()).get('/public').expect(200);
+
+  t.is(res.body.user, undefined);
+});
+
+test('should be able to visit public api if signed in', async t => {
+  const { app, auth } = t.context;
+
+  // @ts-expect-error mock
+  auth.getUser.resolves({ id: '1' });
+
+  const res = await request(app.getHttpServer())
+    .get('/public')
+    .set('Cookie', 'sid=1')
+    .expect(HttpStatus.OK);
+
+  t.is(res.body.user.id, '1');
+});
+
+test('should not be able to visit private api if not signed in', async t => {
+  const { app } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/private')
+    .expect(HttpStatus.UNAUTHORIZED)
+    .expect({
+      statusCode: 401,
+      message: 'You are not signed in.',
+      error: 'Unauthorized',
+    });
+
+  t.assert(true);
+});
+
+test('should be able to visit private api if signed in', async t => {
+  const { app, auth } = t.context;
+
+  // @ts-expect-error mock
+  auth.getUser.resolves({ id: '1' });
+
+  const res = await request(app.getHttpServer())
+    .get('/private')
+    .set('Cookie', 'sid=1')
+    .expect(HttpStatus.OK);
+
+  t.is(res.body.user.id, '1');
+});
+
+test('should be able to parse session cookie', async t => {
+  const { app, auth } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/public')
+    .set('cookie', 'sid=1')
+    .expect(200);
+
+  t.deepEqual(auth.getUser.firstCall.args, ['1', 0]);
+});
+
+test('should be able to parse bearer token', async t => {
+  const { app, auth } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/public')
+    .auth('1', { type: 'bearer' })
+    .expect(200);
+
+  t.deepEqual(auth.getUser.firstCall.args, ['1', 0]);
+});

packages/backend/server/tests/auth/service.spec.ts

@@ -0,0 +1,219 @@
+import { TestingModule } from '@nestjs/testing';
+import { PrismaClient } from '@prisma/client';
+import ava, { TestFn } from 'ava';
+
+import { CurrentUser } from '../../src/core/auth';
+import { AuthService, parseAuthUserSeqNum } from '../../src/core/auth/service';
+import { FeatureModule } from '../../src/core/features';
+import { UserModule, UserService } from '../../src/core/user';
+import { createTestingModule } from '../utils';
+
+const test = ava as TestFn<{
+  auth: AuthService;
+  user: UserService;
+  u1: CurrentUser;
+  db: PrismaClient;
+  m: TestingModule;
+}>;
+
+test.beforeEach(async t => {
+  const m = await createTestingModule({
+    imports: [FeatureModule, UserModule],
+    providers: [AuthService],
+  });
+
+  t.context.auth = m.get(AuthService);
+  t.context.user = m.get(UserService);
+  t.context.db = m.get(PrismaClient);
+  t.context.m = m;
+
+  t.context.u1 = await t.context.auth.signUp('u1', 'u1@affine.pro', '1');
+});
+
+test.afterEach.always(async t => {
+  await t.context.m.close();
+});
+
+test('should be able to parse auth user seq num', t => {
+  t.deepEqual(
+    [
+      '1',
+      '2',
+      3,
+      -3,
+      '-4',
+      '1.1',
+      'str',
+      '1111111111111111111111111111111111111111111',
+    ].map(parseAuthUserSeqNum),
+    [1, 2, 3, 0, 0, 0, 0, 0]
+  );
+});
+
+test('should be able to sign up', async t => {
+  const { auth } = t.context;
+  const u2 = await auth.signUp('u2', 'u2@affine.pro', '1');
+
+  t.is(u2.email, 'u2@affine.pro');
+
+  const signedU2 = await auth.signIn(u2.email, '1');
+
+  t.is(u2.email, signedU2.email);
+});
+
+test('should throw if email duplicated', async t => {
+  const { auth } = t.context;
+
+  await t.throwsAsync(() => auth.signUp('u1', 'u1@affine.pro', '1'), {
+    message: 'Email was taken',
+  });
+});
+
+test('should be able to sign in', async t => {
+  const { auth } = t.context;
+
+  const signedInUser = await auth.signIn('u1@affine.pro', '1');
+
+  t.is(signedInUser.email, 'u1@affine.pro');
+});
+
+test('should throw if user not found', async t => {
+  const { auth } = t.context;
+
+  await t.throwsAsync(() => auth.signIn('u2@affine.pro', '1'), {
+    message: 'Invalid sign in credentials',
+  });
+});
+
+test('should throw if password not set', async t => {
+  const { user, auth } = t.context;
+
+  await user.createUser({
+    email: 'u2@affine.pro',
+    name: 'u2',
+  });
+
+  await t.throwsAsync(() => auth.signIn('u2@affine.pro', '1'), {
+    message: 'User Password is not set. Should login through email link.',
+  });
+});
+
+test('should throw if password not match', async t => {
+  const { auth } = t.context;
+
+  await t.throwsAsync(() => auth.signIn('u1@affine.pro', '2'), {
+    message: 'Invalid sign in credentials',
+  });
+});
+
+test('should be able to change password', async t => {
+  const { auth, u1 } = t.context;
+
+  let signedInU1 = await auth.signIn('u1@affine.pro', '1');
+  t.is(signedInU1.email, u1.email);
+
+  await auth.changePassword(u1.id, '2');
+
+  await t.throwsAsync(
+    () => auth.signIn('u1@affine.pro', '1' /* old password */),
+    {
+      message: 'Invalid sign in credentials',
+    }
+  );
+
+  signedInU1 = await auth.signIn('u1@affine.pro', '2');
+  t.is(signedInU1.email, u1.email);
+});
+
+test('should be able to change email', async t => {
+  const { auth, u1 } = t.context;
+
+  let signedInU1 = await auth.signIn('u1@affine.pro', '1');
+  t.is(signedInU1.email, u1.email);
+
+  await auth.changeEmail(u1.id, 'u2@affine.pro');
+
+  await t.throwsAsync(() => auth.signIn('u1@affine.pro' /* old email */, '1'), {
+    message: 'Invalid sign in credentials',
+  });
+
+  signedInU1 = await auth.signIn('u2@affine.pro', '1');
+  t.is(signedInU1.email, 'u2@affine.pro');
+});
+
+// Tests for Session
+test('should be able to create user session', async t => {
+  const { auth, u1 } = t.context;
+
+  const session = await auth.createUserSession(u1);
+
+  t.is(session.userId, u1.id);
+});
+
+test('should be able to get user from session', async t => {
+  const { auth, u1 } = t.context;
+
+  const session = await auth.createUserSession(u1);
+
+  const user = await auth.getUser(session.sessionId);
+
+  t.not(user, null);
+  t.is(user!.id, u1.id);
+});
+
+test('should be able to sign out session', async t => {
+  const { auth, u1 } = t.context;
+
+  const session = await auth.createUserSession(u1);
+
+  const signedOutSession = await auth.signOut(session.sessionId);
+
+  t.is(signedOutSession, null);
+});
+
+// Tests for Multi-Accounts Session
+test('should be able to sign in different user in a same session', async t => {
+  const { auth, u1 } = t.context;
+
+  const u2 = await auth.signUp('u2', 'u2@affine.pro', '1');
+
+  const session = await auth.createUserSession(u1);
+  await auth.createUserSession(u2, session.sessionId);
+
+  const [signedU1, signedU2] = await auth.getUserList(session.sessionId);
+
+  t.not(signedU1, null);
+  t.not(signedU2, null);
+  t.is(signedU1!.id, u1.id);
+  t.is(signedU2!.id, u2.id);
+});
+
+test('should be able to signout multi accounts session', async t => {
+  const { auth, u1 } = t.context;
+
+  const u2 = await auth.signUp('u2', 'u2@affine.pro', '1');
+
+  const session = await auth.createUserSession(u1);
+  await auth.createUserSession(u2, session.sessionId);
+
+  // sign out user at seq(0)
+  let signedOutSession = await auth.signOut(session.sessionId);
+
+  t.not(signedOutSession, null);
+
+  const signedU2 = await auth.getUser(session.sessionId, 0);
+  const noUser = await auth.getUser(session.sessionId, 1);
+
+  t.is(noUser, null);
+  t.not(signedU2, null);
+
+  t.is(signedU2!.id, u2.id);
+
+  // sign out user at seq(0)
+  signedOutSession = await auth.signOut(session.sessionId);
+
+  t.is(signedOutSession, null);
+
+  const noUser2 = await auth.getUser(session.sessionId, 0);
+  t.is(noUser2, null);
+});

packages/backend/server/tests/auth/token.spec.ts

@@ -0,0 +1,93 @@
+import { TestingModule } from '@nestjs/testing';
+import { PrismaClient } from '@prisma/client';
+import ava, { TestFn } from 'ava';
+
+import { TokenService, TokenType } from '../../src/core/auth';
+import { createTestingModule } from '../utils';
+
+const test = ava as TestFn<{
+  ts: TokenService;
+  m: TestingModule;
+}>;
+
+test.beforeEach(async t => {
+  const m = await createTestingModule({
+    providers: [TokenService],
+  });
+
+  t.context.ts = m.get(TokenService);
+  t.context.m = m;
+});
+
+test.afterEach.always(async t => {
+  await t.context.m.close();
+});
+
+test('should be able to create token', async t => {
+  const { ts } = t.context;
+  const token = await ts.createToken(TokenType.SignIn, 'user@affine.pro');
+
+  t.truthy(
+    await ts.verifyToken(TokenType.SignIn, token, {
+      credential: 'user@affine.pro',
+    })
+  );
+});
+
+test('should fail the verification if the token is invalid', async t => {
+  const { ts } = t.context;
+
+  const token = await ts.createToken(TokenType.SignIn, 'user@affine.pro');
+
+  // wrong type
+  t.falsy(
+    await ts.verifyToken(TokenType.ChangeEmail, token, {
+      credential: 'user@affine.pro',
+    })
+  );
+
+  // no credential
+  t.falsy(await ts.verifyToken(TokenType.SignIn, token));
+
+  // wrong credential
+  t.falsy(
+    await ts.verifyToken(TokenType.SignIn, token, {
+      credential: 'wrong@affine.pro',
+    })
+  );
+});
+
+test('should fail if the token expired', async t => {
+  const { ts } = t.context;
+  const token = await ts.createToken(TokenType.SignIn, 'user@affine.pro');
+
+  await t.context.m.get(PrismaClient).verificationToken.updateMany({
+    data: {
+      expiresAt: new Date(Date.now() - 1000),
+    },
+  });
+
+  t.falsy(
+    await ts.verifyToken(TokenType.SignIn, token, {
+      credential: 'user@affine.pro',
+    })
+  );
+});
+
+test('should be able to verify only once', async t => {
+  const { ts } = t.context;
+  const token = await ts.createToken(TokenType.SignIn, 'user@affine.pro');
+
+  t.truthy(
+    await ts.verifyToken(TokenType.SignIn, token, {
+      credential: 'user@affine.pro',
+    })
+  );
+
+  // will be invalid after the first time of verification
+  t.falsy(
+    await ts.verifyToken(TokenType.SignIn, token, {
+      credential: 'user@affine.pro',
+    })
+  );
+});

packages/backend/server/tests/oauth/controller.spec.ts

@@ -0,0 +1,345 @@
+import '../../src/plugins/config';
+
+import { HttpStatus, INestApplication } from '@nestjs/common';
+import { PrismaClient } from '@prisma/client';
+import ava, { TestFn } from 'ava';
+import Sinon from 'sinon';
+import request from 'supertest';
+
+import { AppModule } from '../../src/app.module';
+import { CurrentUser } from '../../src/core/auth';
+import { AuthService } from '../../src/core/auth/service';
+import { UserService } from '../../src/core/user';
+import { Config, ConfigModule } from '../../src/fundamentals/config';
+import { GoogleOAuthProvider } from '../../src/plugins/oauth/providers/google';
+import { OAuthService } from '../../src/plugins/oauth/service';
+import { OAuthProviderName } from '../../src/plugins/oauth/types';
+import { createTestingApp, getSession } from '../utils';
+
+const test = ava as TestFn<{
+  auth: AuthService;
+  oauth: OAuthService;
+  user: UserService;
+  u1: CurrentUser;
+  db: PrismaClient;
+  app: INestApplication;
+}>;
+
+test.beforeEach(async t => {
+  const { app } = await createTestingApp({
+    imports: [
+      ConfigModule.forRoot({
+        plugins: {
+          oauth: {
+            providers: {
+              google: {
+                clientId: 'google-client-id',
+                clientSecret: 'google-client-secret',
+              },
+            },
+          },
+        },
+      }),
+      AppModule,
+    ],
+  });
+
+  t.context.auth = app.get(AuthService);
+  t.context.oauth = app.get(OAuthService);
+  t.context.user = app.get(UserService);
+  t.context.db = app.get(PrismaClient);
+  t.context.app = app;
+
+  t.context.u1 = await t.context.auth.signUp('u1', 'u1@affine.pro', '1');
+});
+
+test.afterEach.always(async t => {
+  await t.context.app.close();
+});
+
+test("should be able to redirect to oauth provider's login page", async t => {
+  const { app } = t.context;
+
+  const res = await request(app.getHttpServer())
+    .get('/oauth/login?provider=Google')
+    .expect(HttpStatus.FOUND);
+
+  const redirect = new URL(res.header.location);
+  t.is(redirect.origin, 'https://accounts.google.com');
+
+  t.is(redirect.pathname, '/o/oauth2/v2/auth');
+  t.is(redirect.searchParams.get('client_id'), 'google-client-id');
+  t.is(
+    redirect.searchParams.get('redirect_uri'),
+    app.get(Config).baseUrl + '/oauth/callback'
+  );
+  t.is(redirect.searchParams.get('response_type'), 'code');
+  t.is(redirect.searchParams.get('prompt'), 'select_account');
+  t.truthy(redirect.searchParams.get('state'));
+});
+
+test('should throw if provider is invalid', async t => {
+  const { app } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/oauth/login?provider=Invalid')
+    .expect(HttpStatus.BAD_REQUEST)
+    .expect({
+      statusCode: 400,
+      message: 'Invalid OAuth provider',
+      error: 'Bad Request',
+    });
+
+  t.assert(true);
+});
+
+test('should be able to save oauth state', async t => {
+  const { oauth } = t.context;
+
+  const id = await oauth.saveOAuthState({
+    redirectUri: 'https://example.com',
+    provider: OAuthProviderName.Google,
+  });
+
+  const state = await oauth.getOAuthState(id);
+
+  t.truthy(state);
+  t.is(state!.provider, OAuthProviderName.Google);
+  t.is(state!.redirectUri, 'https://example.com');
+});
+
+test('should be able to get registered oauth providers', async t => {
+  const { oauth } = t.context;
+
+  const providers = oauth.availableOAuthProviders();
+
+  t.deepEqual(providers, [OAuthProviderName.Google]);
+});
+
+test('should throw if code is missing in callback uri', async t => {
+  const { app } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/oauth/callback')
+    .expect(HttpStatus.BAD_REQUEST)
+    .expect({
+      statusCode: 400,
+      message: 'Missing query parameter `code`',
+      error: 'Bad Request',
+    });
+
+  t.assert(true);
+});
+
+test('should throw if state is missing in callback uri', async t => {
+  const { app } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/oauth/callback?code=1')
+    .expect(HttpStatus.BAD_REQUEST)
+    .expect({
+      statusCode: 400,
+      message: 'Invalid callback state parameter',
+      error: 'Bad Request',
+    });
+
+  t.assert(true);
+});
+
+test('should throw if state is expired', async t => {
+  const { app } = t.context;
+
+  await request(app.getHttpServer())
+    .get('/oauth/callback?code=1&state=1')
+    .expect(HttpStatus.BAD_REQUEST)
+    .expect({
+      statusCode: 400,
+      message: 'OAuth state expired, please try again.',
+      error: 'Bad Request',
+    });
+
+  t.assert(true);
+});
+
+test('should throw if provider is missing in state', async t => {
+  const { app, oauth } = t.context;
+
+  // @ts-expect-error mock
+  Sinon.stub(oauth, 'getOAuthState').resolves({});
+
+  await request(app.getHttpServer())
+    .get(`/oauth/callback?code=1&state=1`)
+    .expect(HttpStatus.BAD_REQUEST)
+    .expect({
+      statusCode: 400,
+      message: 'Missing callback state parameter `provider`',
+      error: 'Bad Request',
+    });
+
+  t.assert(true);
+});
+
+test('should throw if provider is invalid in callback uri', async t => {
+  const { app, oauth } = t.context;
+
+  // @ts-expect-error mock
+  Sinon.stub(oauth, 'getOAuthState').resolves({ provider: 'Invalid' });
+
+  await request(app.getHttpServer())
+    .get(`/oauth/callback?code=1&state=1`)
+    .expect(HttpStatus.BAD_REQUEST)
+    .expect({
+      statusCode: 400,
+      message: 'Invalid provider',
+      error: 'Bad Request',
+    });
+
+  t.assert(true);
+});
+
+function mockOAuthProvider(app: INestApplication, email: string) {
+  const provider = app.get(GoogleOAuthProvider);
+  const oauth = app.get(OAuthService);
+
+  Sinon.stub(oauth, 'getOAuthState').resolves({
+    provider: OAuthProviderName.Google,
+    redirectUri: '/',
+  });
+
+  // @ts-expect-error mock
+  Sinon.stub(provider, 'getToken').resolves({ accessToken: '1' });
+  Sinon.stub(provider, 'getUser').resolves({
+    id: '1',
+    email,
+    avatarUrl: 'avatar',
+  });
+}
+
+test('should be able to sign up with oauth', async t => {
+  const { app, db } = t.context;
+
+  mockOAuthProvider(app, 'u2@affine.pro');
+
+  const res = await request(app.getHttpServer())
+    .get(`/oauth/callback?code=1&state=1`)
+    .expect(HttpStatus.FOUND);
+
+  const session = await getSession(app, res);
+
+  t.truthy(session.user);
+  t.is(session.user!.email, 'u2@affine.pro');
+
+  const user = await db.user.findFirst({
+    select: {
+      email: true,
+      connectedAccounts: true,
+    },
+    where: {
+      email: 'u2@affine.pro',
+    },
+  });
+
+  t.truthy(user);
+  t.is(user!.email, 'u2@affine.pro');
+  t.is(user!.connectedAccounts[0].providerAccountId, '1');
+});
+
+test('should throw if account register in another way', async t => {
+  const { app, u1 } = t.context;
+
+  mockOAuthProvider(app, u1.email);
+
+  const res = await request(app.getHttpServer())
+    .get(`/oauth/callback?code=1&state=1`)
+    .expect(HttpStatus.FOUND);
+
+  const link = new URL(res.headers.location);
+
+  t.is(link.pathname, '/signIn');
+  t.is(
+    link.searchParams.get('error'),
+    'The account with provided email is not register in the same way.'
+  );
+});
+
+test('should be able to fullfil user with oauth sign in', async t => {
+  const { app, user, db } = t.context;
+
+  const u3 = await user.createUser({
+    name: 'u3',
+    email: 'u3@affine.pro',
+    registered: false,
+  });
+
+  mockOAuthProvider(app, u3.email);
+
+  const res = await request(app.getHttpServer())
+    .get(`/oauth/callback?code=1&state=1`)
+    .expect(HttpStatus.FOUND);
+
+  const session = await getSession(app, res);
+
+  t.truthy(session.user);
+  t.is(session.user!.email, u3.email);
+
+  const account = await db.connectedAccount.findFirst({
+    where: {
+      userId: u3.id,
+    },
+  });
+
+  t.truthy(account);
+});
+
+test('should throw if oauth account already connected', async t => {
+  const { app, db, u1, auth } = t.context;
+
+  await db.connectedAccount.create({
+    data: {
+      userId: u1.id,
+      provider: OAuthProviderName.Google,
+      providerAccountId: '1',
+    },
+  });
+
+  // @ts-expect-error mock
+  Sinon.stub(auth, 'getUser').resolves({ id: 'u2-id' });
+
+  mockOAuthProvider(app, 'u2@affine.pro');
+
+  const res = await request(app.getHttpServer())
+    .get(`/oauth/callback?code=1&state=1`)
+    .set('cookie', 'sid=1')
+    .expect(HttpStatus.FOUND);
+
+  const link = new URL(res.headers.location);
+
+  t.is(link.pathname, '/signIn');
+  t.is(
+    link.searchParams.get('error'),
+    'The third-party account has already been connected to another user.'
+  );
+});
+
+test('should be able to connect oauth account', async t => {
+  const { app, u1, auth, db } = t.context;
+
+  // @ts-expect-error mock
+  Sinon.stub(auth, 'getUser').resolves({ id: u1.id });
+
+  mockOAuthProvider(app, u1.email);
+
+  await request(app.getHttpServer())
+    .get(`/oauth/callback?code=1&state=1`)
+    .set('cookie', 'sid=1')
+    .expect(HttpStatus.FOUND);
+
+  const account = await db.connectedAccount.findFirst({
+    where: {
+      userId: u1.id,
+    },
+  });
+
+  t.truthy(account);
+  t.is(account!.userId, u1.id);
+});

packages/backend/server/tests/utils/user.ts

@@ -1,11 +1,36 @@
 import type { INestApplication } from '@nestjs/common';
 import { PrismaClient } from '@prisma/client';
-import request from 'supertest';
+import request, { type Response } from 'supertest';
 
-import type { ClientTokenType } from '../../src/core/auth';
+import type { ClientTokenType, CurrentUser } from '../../src/core/auth';
 import type { UserType } from '../../src/core/user';
 import { gql } from './common';
 
+export function sessionCookie(headers: any) {
+  const cookie = headers['set-cookie']?.find((c: string) =>
+    c.startsWith('sid=')
+  );
+
+  if (!cookie) {
+    return null;
+  }
+
+  return cookie.split(';')[0];
+}
+
+export async function getSession(
+  app: INestApplication,
+  signInRes: Response
+): Promise<{ user?: CurrentUser }> {
+  const cookie = sessionCookie(signInRes.headers);
+  const res = await request(app.getHttpServer())
+    .get('/api/auth/session')
+    .set('cookie', cookie)
+    .expect(200);
+
+  return res.body;
+}
+
 export async function signUp(
   app: INestApplication,
   name: string,

packages/backend/server/tests/utils/utils.ts

@@ -113,6 +113,7 @@ export async function createTestingApp(moduleDef: TestingModuleMeatdata = {}) {
     cors: true,
     bodyParser: true,
     rawBody: true,
+    logger: ['warn'],
   });
 
   app.use(

packages/backend/server/tests/workspace-invite.e2e.ts

@@ -9,6 +9,7 @@ import ava from 'ava';
 
 import { AppModule } from '../src/app.module';
 import { AuthService } from '../src/core/auth/service';
+import { UserService } from '../src/core/user';
 import { MailService } from '../src/fundamentals/mailer';
 import {
   acceptInviteById,
@@ -26,6 +27,7 @@ const test = ava as TestFn<{
   client: PrismaClient;
   auth: AuthService;
   mail: MailService;
+  user: UserService;
 }>;
 
 test.beforeEach(async t => {
@@ -36,6 +38,7 @@ test.beforeEach(async t => {
   t.context.client = app.get(PrismaClient);
   t.context.auth = app.get(AuthService);
   t.context.mail = app.get(MailService);
+  t.context.user = app.get(UserService);
 });
 
 test.afterEach.always(async t => {
@@ -96,16 +99,16 @@ test('should revoke a user', async t => {
 });
 
 test('should create user if not exist', async t => {
-  const { app, auth } = t.context;
+  const { app, user } = t.context;
   const u1 = await signUp(app, 'u1', 'u1@affine.pro', '1');
 
   const workspace = await createWorkspace(app, u1.token.token);
 
   await inviteUser(app, u1.token.token, workspace.id, 'u2@affine.pro', 'Admin');
 
-  const user = await auth.getUserByEmail('u2@affine.pro');
-  t.not(user, undefined, 'failed to create user');
-  t.is(user?.name, 'u2', 'failed to create user');
+  const u2 = await user.findUserByEmail('u2@affine.pro');
+  t.not(u2, undefined, 'failed to create user');
+  t.is(u2?.name, 'u2', 'failed to create user');
 });
 
 test('should invite a user by link', async t => {